The Yealink SIP-T42G (YEA-SIP-T42G) is a 3 Line IP Phone designed for the business user who needs rich telephony features, friendly UI and superb voice quality. It is equipped with Yealink Optima HD voice, HD handset, HD speaker and HD codec (G.722).

The Phone features 6 line keys with LED that can be programmed up to 15 various features. Six navigation keys and four soft keys help you using the phone easily. Moreover, SIP-T42G has the rich external interfaces including dual-port gigabit ethernet, graphical LCD, handset and headset ports.